package com.woniu.config;

import com.baomidou.mybatisplus.core.handlers.MetaObjectHandler;
import lombok.extern.slf4j.Slf4j;
import org.apache.ibatis.reflection.MetaObject;
import org.springframework.stereotype.Component;

import java.util.Date;

/**
 * @author Ma.Lei
 * @description
 * @date 2023/2/14 10:44
 */
@Component
@Slf4j
public class MyMetaObjectHandler implements MetaObjectHandler {
    @Override
    public void insertFill(MetaObject metaObject) {
        log.info("start insert fill ....");
        this.strictInsertFill(metaObject, "createdTime", Date.class, new Date()); // 起始版本 3.3.0(推荐使用)
        this.strictInsertFill(metaObject, "updatedTime", Date.class, new Date()); // 起始版本 3.3.0(推荐使用)
    }
    @Override
    public void updateFill(MetaObject metaObject) {
        log.info("start update fill ....");
        if (metaObject.hasGetter("updatedTime"))//更新时间不为空 设置为空
        {
            metaObject.setValue("updatedTime",null);
        }
        this.strictUpdateFill(metaObject, "updatedTime", Date.class, new Date()); // 起始版本 3.3.0(推荐)
    }
}
